package thread;
//创建一个类
class  MyThread extends Thread {
    @Override
    public void run() {
        while (true){
            System.out.println("Hello Thread！");
            try {
                Thread.sleep(1000);
            } catch (InterruptedException e) {
                throw new RuntimeException(e);
            }
        }
    }
}
public class Demo1 {
    public static void main(String[] args) throws InterruptedException {
    Thread t = new MyThread();
    t.start();
    while (true) {
        System.out.println("Hello Main！");
        Thread.sleep(1000);
    }
    }
}
